217419876

素因数分解:

$2^2\times 3^6\times {\mathrm{74561}}^1$

素因数の和:74583

約数の個数: 42

約数和(自身を含む): 570473862

約数和(自身を除く): 353053986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 74561, 149122, 223683, 298244, 447366, 671049, 894732, 1342098, 2013147, 2684196, 4026294, 6039441, 8052588, 12078882, 18118323, 24157764, 36236646, 54354969, 72473292, 108709938, 217419876]

約数ペア:

[(1, 217419876), (2, 108709938), (3, 72473292), (4, 54354969), (6, 36236646), (9, 24157764), (12, 18118323), (18, 12078882), (27, 8052588), (36, 6039441), (54, 4026294), (81, 2684196), (108, 2013147), (162, 1342098), (243, 894732), (324, 671049), (486, 447366), (729, 298244), (972, 223683), (1458, 149122), (2916, 74561)]